Kevin Hart thinks Katt Williams’ recent criticism of him is “sad”. The 52-year-old comedian recently slammed Kevin, 44, during an appearance on the ‘Club Shay Shay’ YouTube show. Katt said: “In 15 years in Hollywood, no one in Hollywood has a memory of going to a sold-out Kevin Hart show, there being a line for him, ever getting a standing ovation at any comedy club.” Katt also claimed that he rejected a series of movies before they were offered to Kevin. He added: “It’s interesting, but I wouldn’t change it for the world. Again, I’m on the winning side of these decisions.” However, Kevin has …